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From: "Yang, Weijiang" <weijiang.yang@intel.com>
To: Dave Hansen <dave.hansen@intel.com>, <tglx@linutronix.de>,
	<x86@kernel.org>, <seanjc@google.com>, <pbonzini@redhat.com>,
	<linux-kernel@vger.kernel.org>, <kvm@vger.kernel.org>
Cc: <peterz@infradead.org>, <chao.gao@intel.com>,
	<rick.p.edgecombe@intel.com>, <mlevitsk@redhat.com>,
	<john.allen@amd.com>
Subject: Re: [PATCH 0/6] Introduce CET supervisor state support
Date: Fri, 12 Jul 2024 14:27:33 +0800	[thread overview]
Message-ID: <c35ef9a7-433e-4904-93ec-3e6d3deab1c5@intel.com> (raw)
In-Reply-To: <1c2fd06e-2e97-4724-80ab-8695aa4334e7@intel.com>

On 7/12/2024 4:58 AM, Dave Hansen wrote:
> On 7/8/24 20:17, Yang, Weijiang wrote:
>> So I'm not sure whether XFEATURE_MASK_KERNEL_DYNAMIC and related changes
>> are worth or not for this series.
>>
>> Could you share your thoughts?
> First of all, I really do appreciate when folks make the effort to _try_
> to draw their own conclusions before asking the maintainers to share
> theirs.  Next time, OK? ;)

Hi, Dave,
Sorry for not doing that and thanks for making the conclusion clear!
I personally prefer applying the whole series so as to eliminates storage space issue and make
guest fpu config on its own settings. But also not sure the changes are worthwhile from kernel's
point of view.


      parent reply	other threads:[~2024-07-12  6:27 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-31  9:03 Yang Weijiang
2024-05-31  9:03 ` [PATCH 1/6] x86/fpu/xstate: Always preserve non-user xfeatures/flags in __state_perm Yang Weijiang
2024-05-31  9:03 ` [PATCH 2/6] x86/fpu/xstate: Add CET supervisor mode state support Yang Weijiang
2024-05-31  9:03 ` [PATCH 3/6] x86/fpu/xstate: Introduce XFEATURE_MASK_KERNEL_DYNAMIC xfeature set Yang Weijiang
2024-05-31  9:03 ` [PATCH 4/6] x86/fpu/xstate: Introduce fpu_guest_cfg for guest FPU configuration Yang Weijiang
2024-05-31  9:03 ` [PATCH 5/6] x86/fpu/xstate: Create guest fpstate with guest specific config Yang Weijiang
2024-05-31  9:03 ` [PATCH 6/6] x86/fpu/xstate: Warn if CET supervisor state is detected in normal fpstate Yang Weijiang
2024-07-09  3:17 ` [PATCH 0/6] Introduce CET supervisor state support Yang, Weijiang
2024-07-11 20:58   ` Dave Hansen
2024-07-11 22:11     ` Edgecombe, Rick P
2024-07-11 22:30       ` Dave Hansen
2024-07-11 22:55         ` Edgecombe, Rick P
2024-07-12 14:36           ` Dave Hansen
2024-07-12  6:27     ` Yang, Weijiang [this message]

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